Home / 158,433.75-237,665.30-51,818.31

Finding the Fourth Proportional to 158,433.75, 237,665.30 and 51,818.31

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Solution

The fourth proportional to 158,433.75, 237,665.30 and 51,818.31 is: 77,732.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,433.75 : 237,665.30 = 51,818.31 : x
  2. Step 2: Convert to fraction form
    158,433.75/237,665.30 = 51,818.31/x
  3. Step 3: Cross multiply
    158,433.75x = 237,665.30 × 51,818.31
  4. Step 4: Simplify right side
    158,433.75x = 12,315,413,932.55
  5. Step 5: Solve for x
    x = 12,315,413,932.55/158,433.75
  6. Step 6: Final answer
    x = 77,732.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.